These mercury lamps have a high efficiency high capacity volume,and long life. ModelWBASEDIAQTY/CTNPICIMPA CODEHRF100E2712520B791111HRF200E4016510B791112HRF250E4016510B791113HRF300E4016510B791114HRF400E4018010B791115HRF700E4018010B HRF700E402802B791116HRF1000E402802B791117HR-N200E4016510B791120HR-N250E4016510B791121HR-N300E4018010B791122HR-N400E4018010B791123HR-N700E402802B791124HR- ...